oversleep的过去分词和过去式：overslept

v.睡过头;睡得太久

sleep的过去分词和过去式都是slept。

例句：

I meant to go running this morning, but I overslept.

我今天早晨打算去跑步，但是我睡过头了。

Today I overslept, but I can work any time, for me to decide!

今天我睡过头了，但俺啥时间工作都可以，由我决定！

If she hadn't called me, I would have overslept this morning.

要是当初她被邀请的话，她就会去参加这次聚会了。